Weather Forecast for Harrisburg
Pennsylvania, United States of America
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Current Weather - Harrisburg: 25°C
Current Weather - Harrisburg: 25°C
Pennsylvania, United States of America
Sunny
Feels like 21°C
Wind
6 km/h SSE
Humidity
76%
Pressure
1005 mb
UV Index
2
Visibility
9 km
Sunny
Tuesday, July 28, 2026
High
32°C
Low
19°C
Rain Chance
76%
Hourly Forecast
23°C
24°C
27°C
24°C
23°C
21°C
20°C
19°C
19°C
Day Statistics
Maximum Wind
21 km/h
Humidity
77%
Precipitation
10 mm
UV Index
6
Visibility
9 km
Rain Chance
76%
Snow Chance
0%
Sun & Moon
Sunrise
06:01 AM
Sunset
08:26 PM
Moonrise
08:23 PM
Moonset
05:04 AM
Moon Phase
Full Moon
Moon Illumination
100%
Air Quality
PM2.5
17.9
μg/m³
PM10
18.2
μg/m³
NO₂
7.5
μg/m³
O₃
76.7
μg/m³
SO₂
2.1
μg/m³
CO
175.1
μg/m³
Mist
Wednesday, July 29, 2026
High
26°C
Low
17°C
Rain Chance
80%
Hourly Forecast
18°C
18°C
18°C
18°C
18°C
18°C
17°C
18°C
20°C
21°C
21°C
24°C
26°C
25°C
26°C
24°C
22°C
21°C
19°C
19°C
18°C
18°C
18°C
18°C
Day Statistics
Maximum Wind
22 km/h
Humidity
86%
Precipitation
5 mm
UV Index
7
Visibility
7 km
Rain Chance
80%
Snow Chance
0%
Sun & Moon
Sunrise
06:02 AM
Sunset
08:25 PM
Moonrise
08:50 PM
Moonset
06:06 AM
Moon Phase
Full Moon
Moon Illumination
99%
Air Quality
PM2.5
3.4
μg/m³
PM10
3.5
μg/m³
NO₂
2.7
μg/m³
O₃
72.4
μg/m³
SO₂
1.1
μg/m³
CO
160.3
μg/m³
Patchy rain nearby
Thursday, July 30, 2026
High
27°C
Low
17°C
Rain Chance
66%
Hourly Forecast
18°C
19°C
18°C
18°C
18°C
17°C
18°C
19°C
19°C
19°C
22°C
22°C
23°C
24°C
26°C
26°C
27°C
27°C
24°C
23°C
21°C
20°C
20°C
18°C
Day Statistics
Maximum Wind
19 km/h
Humidity
81%
Precipitation
2 mm
UV Index
4
Visibility
10 km
Rain Chance
66%
Snow Chance
0%
Sun & Moon
Sunrise
06:03 AM
Sunset
08:24 PM
Moonrise
09:14 PM
Moonset
07:08 AM
Moon Phase
Waning Gibbous
Moon Illumination
96%
Air Quality
PM2.5
2.1
μg/m³
PM10
2.2
μg/m³
NO₂
2.8
μg/m³
O₃
66.4
μg/m³
SO₂
1.2
μg/m³
CO
134.5
μg/m³
Partly Cloudy
Friday, July 31, 2026
High
27°C
Low
16°C
Rain Chance
21%
Hourly Forecast
18°C
17°C
17°C
17°C
16°C
16°C
16°C
17°C
20°C
22°C
23°C
25°C
26°C
27°C
26°C
26°C
27°C
27°C
26°C
25°C
22°C
21°C
20°C
19°C
Day Statistics
Maximum Wind
11 km/h
Humidity
76%
Precipitation
0 mm
UV Index
7
Visibility
9 km
Rain Chance
21%
Snow Chance
0%
Sun & Moon
Sunrise
06:04 AM
Sunset
08:23 PM
Moonrise
09:35 PM
Moonset
08:10 AM
Moon Phase
Waning Gibbous
Moon Illumination
91%
Air Quality
PM2.5
4.2
μg/m³
PM10
4.3
μg/m³
NO₂
3.3
μg/m³
O₃
69.3
μg/m³
SO₂
1.1
μg/m³
CO
143.1
μg/m³
Sunny
Saturday, August 01, 2026
High
30°C
Low
17°C
Rain Chance
7%
Hourly Forecast
19°C
18°C
18°C
18°C
17°C
17°C
17°C
18°C
21°C
23°C
25°C
27°C
28°C
29°C
30°C
29°C
29°C
29°C
27°C
26°C
24°C
23°C
21°C
20°C
Day Statistics
Maximum Wind
12 km/h
Humidity
72%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
7%
Snow Chance
0%
Sun & Moon
Sunrise
06:05 AM
Sunset
08:22 PM
Moonrise
09:55 PM
Moonset
09:10 AM
Moon Phase
Waning Gibbous
Moon Illumination
83%
Air Quality
PM2.5
5.7
μg/m³
PM10
5.8
μg/m³
NO₂
8.5
μg/m³
O₃
43.9
μg/m³
SO₂
1.4
μg/m³
CO
223.4
μg/m³
Patchy rain nearby
Sunday, August 02, 2026
High
28°C
Low
19°C
Rain Chance
84%
Hourly Forecast
20°C
20°C
20°C
19°C
19°C
19°C
20°C
20°C
21°C
23°C
24°C
26°C
26°C
27°C
27°C
27°C
28°C
28°C
26°C
24°C
22°C
21°C
21°C
21°C
Day Statistics
Maximum Wind
19 km/h
Humidity
82%
Precipitation
8 mm
UV Index
6
Visibility
7 km
Rain Chance
84%
Snow Chance
0%
Sun & Moon
Sunrise
06:06 AM
Sunset
08:21 PM
Moonrise
10:15 PM
Moonset
10:10 AM
Moon Phase
Waning Gibbous
Moon Illumination
75%
Sunny
Monday, August 03, 2026
High
29°C
Low
19°C
Rain Chance
75%
Hourly Forecast
21°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
21°C
22°C
24°C
25°C
27°C
28°C
29°C
29°C
29°C
29°C
27°C
25°C
23°C
21°C
20°C
19°C
Day Statistics
Maximum Wind
17 km/h
Humidity
76%
Precipitation
8 mm
UV Index
7
Visibility
8 km
Rain Chance
75%
Snow Chance
0%
Sun & Moon
Sunrise
06:07 AM
Sunset
08:20 PM
Moonrise
10:36 PM
Moonset
11:12 AM
Moon Phase
Last Quarter
Moon Illumination
65%
Solar Radiation Data
Shortwave Radiation
18.02
Diffuse Radiation
13.04
DNI
0
GTI
0
Weather Alerts
Flood Watch issued July 28 at 2:34AM EDT until July 29 at 2:00AM EDT by NWS State College PA
* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...A portion of central Pennsylvania, including the following counties, Adams, Cumberland, Dauphin, Lancaster, Lebanon, Schuylkill and York. * WHEN...Through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Multiple rounds of slow-moving and occasionally training heavy showers and thunderstorms will produce rainfall rates of up to 2 inches per hour leading to rapid runoff into low lying areas and small streams and creeks. - http://www.weather.gov/safety/flood
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
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